LaVoce SAN184.50
Subwoofer
18″ / 460 mm
Nominal diameter
36 Hz
Resonance
0.27
Q factor
95 dB
Sensitivity
± 15.5 mm
Linear excursion
3400 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
94.7
dB
Frequency response
30 - 1000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
36.0
Hz
Mechanical quality factor
QMS
7.27
Electrical quality factor
QES
0.28
Total quality factor
QTS
0.27
Large signal parameters
Maximum linear excursion
xmax
15.5
mm
Maximum excursion before damage
xlim
24.0
mm
Air volume displaced at xmax
VD
1899
cm³
Power handling
P
1700
W
Program power
Pmax
3400
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
5.4
Ω
Inductance (1kHz)
LE
4.2
mH
VC Diameter
115
mm
Winding height
HVC
38
mm
Winding material
Copper Clad Aluminium
Former material
Glass Fiber
Magnet
Force factor
Bl
38.0
N/A
Motor constant
Bl/√RE
16.4
N/√W
Air gap height
HAG
14
mm
Diameter
113
mm
Height
17
mm
Material
Neodymium
Diaphragm
Effective diameter
395
mm
Effective area
SD
1225
cm²
Moving mass
MMS
325.3
g
Moving mass (without air load)
MMD
295.7
g
Material
Water Resistant Treated Paper + Water Proof Both Sides Treatment
Suspensions
Stiffness
KMS
16.95
N/mm
Compliance
CMS
59
µm/N
Equivalent volume to the compliance
VAS
125
L
Mechanical resistance
RMS
10.12
N·s/m
Surround material
Polycotton
Dimensions
Nominal diameter
18
″
460
mm
Volume occupied by the driver
7.64
L
Net weight
13.5
kg
Frame material
Aluminium
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SD
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SPL1W
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Bl/√RE
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SD
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